<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
 * 商品分类管理
 * 
 * @author  : $Author: spike $
 * @date    : $Date: 2014-03-03 09:31:20 +0800 (一, 2014-03-03) $
 * @version : $Id: category_model.php 39 2014-03-03 01:31:20Z spike $
 * @rev     : $Revision: 39 $
 */
class Category_model extends CI_Model
{
    static private $_max_depth;

    public function __construct()
    {
        parent::__construct();
    }    

    // --------------------------------------------------------------------
    